In this episode of 'The Book of Joe Podcast', Joe Maddon and Tom Verducci welcome Hall of Famer Greg Maddux to the podcast. How was Greg able to only miss 8 days due to injuries in his career and avoid a major arm injury?  Greg explains his pitching routine and how his focus was always on location and using different pitches. Greg looks back to his approach to velocity on the mound and how he managed it during games. Find out how Greg feels about the difference in pitch totals between his career and today's game.   Maddux joins John Smoltz and Tom Glavine in the field of 40 celebs that includes Roger Clemens, Albert Pujols and several other MLB stars at the Invited Celebrity Classic.  The tournament is unique in PGA TOUR golf with celebrities and pros paired together while playing in separate competitions.  Almost $500,000 has been raised for charity over the first two years.  April 19-21 on GOLF Channel, with live coverage Saturday and Sunday afternoon. The Book of Joe Podcast is a production of iHeart Radio.#fsr See omnystudio.com/listener for privacy information.